Finding the Third Proportional to 404,970 and 604,176

Step by Step Solution

1. Step 1: Write the proportion equation
   404,970 : 604,176 = 604,176 : x
2. Step 2: Convert to fraction form
   404,970/604,176 = 604,176/x
3. Step 3: Cross multiply
   404,970x = 604,176 × 604,176
4. Step 4: Simplify right side
   404,970x = 365,028,638,976
5. Step 5: Solve for x
   x = 365,028,638,976/404,970
6. Step 6: Final answer
   x = 901,372.05